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Java > Open Source Codes > org > apache > tools > ant > PropertyExpansionTest


1 /*
2  * Copyright 2002,2004 The Apache Software Foundation
3  *
4  * Licensed under the Apache License, Version 2.0 (the "License");
5  * you may not use this file except in compliance with the License.
6  * You may obtain a copy of the License at
7  *
8  * http://www.apache.org/licenses/LICENSE-2.0
9  *
10  * Unless required by applicable law or agreed to in writing, software
11  * distributed under the License is distributed on an "AS IS" BASIS,
12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13  * See the License for the specific language governing permissions and
14  * limitations under the License.
15  *
16  */
17
18
19 package org.apache.tools.ant;
20
21 /**
22  * class to look at how we expand properties
23  */
24 public class PropertyExpansionTest extends BuildFileTest {
25
26
27     public PropertyExpansionTest(String JavaDoc name) {
28         super(name);
29     }
30
31     /**
32      * we bind to an existing test file because we are too lazy to write our
33      * own, and we don't really care what it is
34      */
35     public void setUp() {
36         configureProject("src/etc/testcases/core/immutable.xml");
37     }
38
39     /**
40      * run through the test cases of expansion
41      */
42     public void testPropertyExpansion() {
43         assertExpandsTo("","");
44         assertExpandsTo("$","$");
45         assertExpandsTo("$$-","$-");
46         assertExpandsTo("$$","$");
47         project.setProperty("expanded","EXPANDED");
48         assertExpandsTo("a${expanded}b","aEXPANDEDb");
49         assertExpandsTo("${expanded}${expanded}","EXPANDEDEXPANDED");
50         assertExpandsTo("$$$","$$");
51         assertExpandsTo("$$$$-","$$-");
52         assertExpandsTo("","");
53         assertExpandsTo("Class$$subclass","Class$subclass");
54     }
55
56     /**
57      * new things we want
58      */
59     public void testDollarPassthru() {
60         assertExpandsTo("$-","$-");
61         assertExpandsTo("Class$subclass","Class$subclass");
62         assertExpandsTo("$$$-","$$-");
63         assertExpandsTo("$$$$$","$$$");
64         assertExpandsTo("${unassigned.property}","${unassigned.property}");
65         assertExpandsTo("a$b","a$b");
66         assertExpandsTo("$}}","$}}");
67     }
68
69
70     /**
71      * old things we dont want; not a test no more
72      */
73     public void oldtestQuirkyLegacyBehavior() {
74         assertExpandsTo("Class$subclass","Classsubclass");
75         assertExpandsTo("$$$-","$-");
76         assertExpandsTo("a$b","ab");
77         assertExpandsTo("$}}","}}");
78     }
79
80     /**
81      * little helper method to validate stuff
82      */
83     private void assertExpandsTo(String JavaDoc source,String JavaDoc expected) {
84         String JavaDoc actual=project.replaceProperties(source);
85         assertEquals(source,expected,actual);
86     }
87
88 //end class
89 }
90
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